This post will show you how to install the Yanhua R7F701401/21-5D Interface board.
Here are the steps:
1. Find the interface board installation area on the instrument according to the visual positioning mark on the interface board.
2. Then remove the corresponding two screws, and locate the D1-D4 positioning holes correctly on the instrument panel.
3. Align the interface board with the screw fastener holes and D1, D2 positioning points.
4. Press down on the interface board, tighten the locking screw, and the installation is finished.
5. Confirm again that the interface board D1, D2 positioning pins are completely aligned with the D1, D2 positioning holes of the instrument.
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